Borussia Dortmund remain in the Bundesliga relegation play-off spot after a 2-2 draw with second-placed Wolfsburg.
Schalke picked up their second away win in a row with a 2-1 triumph at Paderborn.
Wolfsburg were frustrated by a plucky Paderborn side as they drew 1-1 on Sunday afternoon.
Bayern Munich remain seven points clear at the top of the Bundesliga after a 1-0 home win over Bayer Leverkusen.
Elias Kachunga snatched a late yet deserved equaliser as Paderborn and Freiburg played out a 1-1 draw.
Werder Bremen bounced back from their defeat to Hamburg a week ago by beating Paderborn 4-0 on Saturday.
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